Teddy Warner]’s GPenT (Generative Pen-trained Transformer) project is a wall-mounted polargraph that makes plotter art, but there’s a whole lot more going on than one might think.

For at least a decade, the quadruple axel jump was figure skating’s white whale. “It’s been this unreachable thing, like the four-minute mile” once was, says Matthew Lind, a technical specialist for U ...